httpcilent

原创于 2019-07-30 16:17:02 发布 · 258 阅读

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CC 4.0 BY-SA版权

本文介绍了一个用于发送HTTP请求的工具类，支持多种请求类型包括GET、POST、PUT、PATCH和DELETE。通过实例展示了如何使用该工具类进行HTTP请求，并处理响应结果。

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package com.bootdo.common.utils;

import java.io.IOException;
import java.util.;
import com.bootdo.common.domain.HttpParamEntity;
import com.bootdo.common.domain.OsHttpDelete;
import org.apache.http.HttpEntity;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.methods.;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.util.EntityUtils;

public class HttpClientUtil {

public static String sendUrl(HttpParamEntity httpParamEntity,String type) {

    Map <String,String>headParam = httpParamEntity.getHeadParam();

    Set<Map.Entry<String, String>> set = headParam.entrySet();

    Iterator<Map.Entry<String, String>> iterator = set.iterator();

    Map.Entry<String, String> entry=null;

    CloseableHttpClient httpClient = HttpClients.createDefault();

    CloseableHttpResponse httpResponse = null;

    HttpEntityEnclosingRequestBase httpRquest=null;

    if(type.equals("put")){
        System.out.println("put 操作..............");
        httpRquest = new HttpPut(httpParamEntity.getUrl());
    }else if(type.equals("post")){
        System.out.println("post 操作..............");
        httpRquest = new HttpPost(httpParamEntity.getUrl());
    }else if(type.equals("get")){
      //  httpRquest = new HttpGet(httpParamEntity.getUrl());
    }else if (type.equals("patch")){
        httpRquest = new HttpPatch(httpParamEntity.getUrl());
    }else if(type.equals("delete")){
        httpRquest = new OsHttpDelete(httpParamEntity.getUrl());
        // httpDelete.set
    }



    while(iterator.hasNext()){
        entry = iterator.next();
        httpRquest.setHeader(entry.getKey(),entry.getValue());
    }

    try {
        if(httpParamEntity.getBody()!=null){
            httpRquest.setEntity(new StringEntity(httpParamEntity.getBody(),"utf-8"));
        }
        httpResponse = httpClient.execute(httpRquest);
        HttpEntity entity = httpResponse.getEntity();
        String result = EntityUtils.toString(entity);
        return result;
    } catch (ClientProtocolException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } finally {
        if (httpResponse != null) {
            try {
                httpResponse.close();
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
        if (null != httpClient) {
            try {
                httpClient.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
    return null;
}

/* public static void main(String[] args) {
HttpParamEntity httpParamEntity=new HttpParamEntity();
httpParamEntity.getHeadParam().put(“cpid”,“167”);
httpParamEntity.getHeadParam().put(“key”,“6f5a3292c3c4731aec91df0a0581c278”);
httpParamEntity.getHeadParam().put(“Content-Type”,“application/json”);
httpParamEntity.setUrl(“http://api.jiai.pro:8080/jiai/familyNumber/3”);
httpParamEntity.getHeadParam().put(“imei”,“356191943756372”);
DeviceDO deviceDO = new DeviceDO();
deviceDO.setImei(“356191943756372”);
httpParamEntity.setBody(JSON.toJSONString(deviceDO));
String result = HttpClientUtil.sendUrl(httpParamEntity, “delete”);
System.out.println(“result:”+result);
}*/
}